Display screen or portion thereof with graphical user interface



The FIGURE is a front view of a display screen or portion thereof with graphical user interface in accordance with out new design.

The broken lines in the figures are for illustrative purposes only and form no part of the claimed design.

The perimeters of the portion of the underlying portion of a display screen and the user interface are understood to be flush. 

The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 